Definitions

1. noun

A unit of energy, especially in the context of nuclear reactions, equal to 1 g of tritium producing 1 g of helium-3 in a fusion reaction.

“The nuclear scientists studied the energy release in the form of ren during the experiment.”

2. noun

A unit of energy in the International System of Units, equal to 8.6173303 × 10^−5 eV/K.

“The scientist calculated the ren of the energy released during the nuclear reaction.”

3. noun

A unit of entropy, often used in thermodynamics.

“The engineer calculated the ren of the heat transfer process.”

4. noun

A unit of energy used in particle physics, equal to 8.6173303 × 10^−5 eV/K.

“The physicist used the ren to calculate the energy of the particle.”

5. noun

A unit of energy, especially in the context of nuclear reactions, equal to 1 g of tritium producing 1 g of helium-3 in a fusion reaction (rare or poetic).

“The poet used the word ren to describe the energy of the fusion reaction.”